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Paste from murcha at Fri, 13 Mar 2015 08:11:43 +0000

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sudo iptables --list
Chain INPUT (policy ACCEPT)
target     prot opt source               destination
DROP       all  --  87-253-132-202.colo.transip.net  anywhere
DROP       all  --  87-253-132-203.colo.transip.net  anywhere
ACCEPT     tcp  --  87-253-132-202.colo.transip.net/31  anywhere             tcp                                                                                                                                                              dpt:httpflags: FIN,SYN,RST,ACK/SYN #conn src/24 <= 2

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination


&&&& 

 sudo iptables -S
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -s 87.253.132.202/32 -j DROP
-A INPUT -s 87.253.132.203/32 -j DROP
-A INPUT -s 87.253.132.202/31 -p tcp -m tcp --dport 80 --tcp-flags FIN,SYN,RST,ACK SYN -m connlimit --connlimit-upto 2 --connlimit-mask 24 --connlimit-saddr -j ACCEPT
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